[publisher not identified], [date of publication not identified]
Naskah
Simatupang, M.D.S. (Maurits Dakhtar Soaloon), author
UKI Press, 1993
Buku Teks
Edi Sedyawati, 1938-, author
Departemen Pendidikan dan Kebudayaan RI, 1996
Buku Teks
Buku Teks
Soemaryoto, author
[publisher not identified], 1996
Buku Teks